SE539602C2 - Generating a symmetric encryption key - Google Patents

Generating a symmetric encryption key Download PDF

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Publication number
SE539602C2
SE539602C2 SE1451210A SE1451210A SE539602C2 SE 539602 C2 SE539602 C2 SE 539602C2 SE 1451210 A SE1451210 A SE 1451210A SE 1451210 A SE1451210 A SE 1451210A SE 539602 C2 SE539602 C2 SE 539602C2
Authority
SE
Sweden
Prior art keywords
terminal
key data
key
ckd
processing file
Prior art date
Application number
SE1451210A
Other languages
English (en)
Swedish (sv)
Other versions
SE1451210A1 (en
Inventor
Revell Elise
Original Assignee
Kelisec Ab
Priority date (The priority date is an assumption and is not a legal conclusion. Google has not performed a legal analysis and makes no representation as to the accuracy of the date listed.)
Filing date
Publication date
Application filed by Kelisec Ab filed Critical Kelisec Ab
Priority to SE1451210A priority Critical patent/SE539602C2/en
Priority to US15/516,939 priority patent/US10348498B2/en
Priority to PCT/SE2015/051066 priority patent/WO2016056987A1/fr
Priority to EP15849717.2A priority patent/EP3205048B1/fr
Priority to TW104133308A priority patent/TW201626752A/zh
Publication of SE1451210A1 publication Critical patent/SE1451210A1/en
Publication of SE539602C2 publication Critical patent/SE539602C2/en

Links

Classifications

    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0861—Generation of secret information including derivation or calculation of cryptographic keys or passwords
    • H04L9/0869—Generation of secret information including derivation or calculation of cryptographic keys or passwords involving random numbers or seeds
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0838—Key agreement, i.e. key establishment technique in which a shared key is derived by parties as a function of information contributed by, or associated with, each of these
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/04—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks
    • H04L63/0428—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload
    • H04L63/0435—Network architectures or network communication protocols for network security for providing a confidential data exchange among entities communicating through data packet networks wherein the data content is protected, e.g. by encrypting or encapsulating the payload wherein the sending and receiving network entities apply symmetric encryption, i.e. same key used for encryption and decryption
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/08—Key distribution or management, e.g. generation, sharing or updating, of cryptographic keys or passwords
    • H04L9/0816—Key establishment, i.e. cryptographic processes or cryptographic protocols whereby a shared secret becomes available to two or more parties, for subsequent use
    • H04L9/0819—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s)
    • H04L9/083—Key transport or distribution, i.e. key establishment techniques where one party creates or otherwise obtains a secret value, and securely transfers it to the other(s) involving central third party, e.g. key distribution center [KDC] or trusted third party [TTP]
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L9/00—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols
    • H04L9/14—Cryptographic mechanisms or cryptographic arrangements for secret or secure communications; Network security protocols using a plurality of keys or algorithms
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]
    • H04W12/043—Key management, e.g. using generic bootstrapping architecture [GBA] using a trusted network node as an anchor
    • H04W12/0431—Key distribution or pre-distribution; Key agreement
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/061—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key exchange, e.g. in peer-to-peer networks
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/06—Network architectures or network communication protocols for network security for supporting key management in a packet data network
    • H04L63/062—Network architectures or network communication protocols for network security for supporting key management in a packet data network for key distribution, e.g. centrally by trusted party
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04L—TRANSMISSION OF DIGITAL INFORMATION, e.g. TELEGRAPHIC COMMUNICATION
    • H04L63/00—Network architectures or network communication protocols for network security
    • H04L63/08—Network architectures or network communication protocols for network security for authentication of entities
    • H04L63/0869—Network architectures or network communication protocols for network security for authentication of entities for achieving mutual authentication
    • H—ELECTRICITY
    • H04—ELECTRIC COMMUNICATION TECHNIQUE
    • H04W—WIRELESS COMMUNICATION NETWORKS
    • H04W12/00—Security arrangements; Authentication; Protecting privacy or anonymity
    • H04W12/04—Key management, e.g. using generic bootstrapping architecture [GBA]

Landscapes

  • Engineering & Computer Science (AREA)
  • Computer Security & Cryptography (AREA)
  • Computer Networks & Wireless Communication (AREA)
  • Signal Processing (AREA)
  • Computer Hardware Design (AREA)
  • Computing Systems (AREA)
  • General Engineering & Computer Science (AREA)
  • Storage Device Security (AREA)
  • Information Transfer Between Computers (AREA)
  • Mobile Radio Communication Systems (AREA)
  • Telephonic Communication Services (AREA)
SE1451210A 2014-10-09 2014-10-09 Generating a symmetric encryption key SE539602C2 (en)

Priority Applications (5)

Application Number Priority Date Filing Date Title
SE1451210A SE539602C2 (en) 2014-10-09 2014-10-09 Generating a symmetric encryption key
US15/516,939 US10348498B2 (en) 2014-10-09 2015-10-08 Generating a symmetric encryption key
PCT/SE2015/051066 WO2016056987A1 (fr) 2014-10-09 2015-10-08 Génération d'une clé de cryptage symétrique
EP15849717.2A EP3205048B1 (fr) 2014-10-09 2015-10-08 Génération d'une clé de cryptage symétrique
TW104133308A TW201626752A (zh) 2014-10-09 2015-10-08 產生對稱加密密鑰

Applications Claiming Priority (1)

Application Number Priority Date Filing Date Title
SE1451210A SE539602C2 (en) 2014-10-09 2014-10-09 Generating a symmetric encryption key

Publications (2)

Publication Number Publication Date
SE1451210A1 SE1451210A1 (en) 2016-04-10
SE539602C2 true SE539602C2 (en) 2017-10-17

Family

ID=55653453

Family Applications (1)

Application Number Title Priority Date Filing Date
SE1451210A SE539602C2 (en) 2014-10-09 2014-10-09 Generating a symmetric encryption key

Country Status (5)

Country Link
US (1) US10348498B2 (fr)
EP (1) EP3205048B1 (fr)
SE (1) SE539602C2 (fr)
TW (1) TW201626752A (fr)
WO (1) WO2016056987A1 (fr)

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* Cited by examiner, † Cited by third party
Publication number Priority date Publication date Assignee Title
SE538279C2 (sv) 2014-09-23 2016-04-19 Kelisec Ab Förfarande och system för att fastställa förekomst av
SE542460C2 (en) 2014-10-09 2020-05-12 Kelisec Ab Improved security through authenticaton tokens
SE540133C2 (en) 2014-10-09 2018-04-10 Kelisec Ab Improved system for establishing a secure communication channel
SE539271C2 (en) 2014-10-09 2017-06-07 Kelisec Ab Mutual authentication
SE538304C2 (sv) 2014-10-09 2016-05-03 Kelisec Ab Improved installation of a terminal in a secure system
US11153077B2 (en) * 2018-12-14 2021-10-19 Westinghouse Air Brake Technologies Corporation Secure vehicle to vehicle communication
WO2020072474A1 (fr) 2018-10-02 2020-04-09 Capital One Services, Llc Systèmes et procédés d'authentification cryptographique des cartes sans contact
CA3115084A1 (fr) 2018-10-02 2020-04-09 Capital One Services, Llc Systemes et procedes d'authentification cryptographique de cartes sans contact
US11356425B2 (en) * 2018-11-30 2022-06-07 Paccar Inc Techniques for improving security of encrypted vehicle software updates
GB201912132D0 (en) * 2019-08-23 2019-10-09 Angoka Ltd Symmetric key generation, authentication and communication betwenn a plurality of entities in a network
IL294643A (en) * 2020-01-10 2022-09-01 Zeu Tech Inc A method for symmetric asynchronous generative encryption
US10915888B1 (en) 2020-04-30 2021-02-09 Capital One Services, Llc Contactless card with multiple rotating security keys
CN115580440A (zh) * 2022-09-19 2023-01-06 中国银联股份有限公司 一种数据共享系统、方法、装置、设备及介质

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SE540133C2 (en) 2014-10-09 2018-04-10 Kelisec Ab Improved system for establishing a secure communication channel
SE539271C2 (en) 2014-10-09 2017-06-07 Kelisec Ab Mutual authentication

Also Published As

Publication number Publication date
WO2016056987A1 (fr) 2016-04-14
US20170295016A1 (en) 2017-10-12
EP3205048B1 (fr) 2019-08-21
EP3205048A1 (fr) 2017-08-16
TW201626752A (zh) 2016-07-16
EP3205048A4 (fr) 2018-05-30
SE1451210A1 (en) 2016-04-10
US10348498B2 (en) 2019-07-09

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